# SDR AALA201901249019

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 23, 2019
- Submitted: February 4, 2019
- Operation: Air carrier
- Aircraft: [N604AW](https://openairdocs.org/aircraft/N604AW), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1196
- Aircraft time: 65,043 hours, 24,612 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Seal
- Condition: Leaking
- Location: Apu
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201901249019

## Discrepancy

THE AIRCRAFT WAS GROUNDED: SMOKE FUMES ODOR IN CABIN FUEL OIL AND MUSTY SMELL AFTER NR 2 ENGINE START APU SHUTDOWN DURATION APPROX 7 MINS. REMOVED AND REPLACED APU TURBINE CAVITY SEAL HOUSING AND O-RINGS PER MM 49-91-53 OPS GOOD, NO LEAKS NOTED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.